LC Tank Calculator
Calculate resonant frequency, impedance, and Q factor
LC Tank Parameters
Results
Resonant Frequency
5.0329 MHz
Period: 198.69 ns
Characteristic Z
316.23 Ω
XL at resonance
316.23 Ω
XC at resonance
316.23 Ω
ω₀
31.62 Mrad/s
Bandwidth (-3dB)
0.1007 MHz
f₁ (lower)
4.9826 MHz
f₂ (upper)
5.0833 MHz
Parallel R
15.81 kΩ
LC Tank Formulas
Resonant Frequency
f₀ = 1 / (2π√LC)
Characteristic Impedance
Z₀ = √(L/C)
Quality Factor
Q = f₀ / Δf = Z₀ / R_series = R_parallel / Z₀
At resonance, XL = XC, and the parallel LC tank presents maximum impedance (Rp = Q × Z₀). Higher Q means narrower bandwidth and sharper selectivity.
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